#include<stdio.h>
#include<bits/stdc++.h>
using namespace std;
int main()
{
    double m,h,bmi;
    scanf("%lf%lf",&m,&h);
    bmi = m/(h*h);
    if(bmi<18.5)
    {
        printf("Underweight");
    }
    else if(bmi>=18.5&&bmi<24)
    {
        printf("Normal");
    }
    else
    {
        cout<<bmi<<endl<<"Overweight";
    }
    return 0;
}